diff --git a/CHANGELOG.md b/CHANGELOG.md
index 02606a1..57ebd62 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+
+
+## [0.5.0] - 2024-02-19
 ### Added
 - Support for `PI4IOE5V6408` ([#17]).
 - Added support for enabling pull-up/down resistors for port expander input
@@ -90,7 +93,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 Initial Release, with support for `PCA9536`, `PCA9555`, `PCF8574`, and
 `PCF8574A`.
 
-[Unreleased]: https://github.com/rahix/port-expander/compare/v0.4.1...HEAD
+[Unreleased]: https://github.com/rahix/port-expander/compare/v0.5.0...HEAD
+[0.5.0]: https://github.com/rahix/port-expander/compare/v0.4.1...v0.5.0
 [0.4.1]: https://github.com/rahix/port-expander/compare/v0.4.0...v0.4.1
 [0.4.0]: https://github.com/rahix/port-expander/compare/v0.3.1...v0.4.0
 [0.3.1]: https://github.com/rahix/port-expander/compare/v0.3.0...v0.3.1
diff --git a/Cargo.toml b/Cargo.toml
index 47a4227..7a36db0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ readme = "README.md"
 keywords = ["i2c", "gpio-expander", "gpio", "pca", "pcf"]
 categories = ["embedded", "no-std", "hardware-support"]
 
-version = "0.4.1"
+version = "0.5.0"
 
 edition = "2021"